curl --request GET \
  --url https://apimgmt.cometchat.io/apps/{appId}/extensions/stickers/v1/settings \
  --header 'key: <key>' \
  --header 'secret: <secret>'

{
  "data": {
    "statusCode": 200,
    "success": true,
    "responseTime": 3.061743974685669,
    "body": {
      "data": {
        "settings": {
          "appId": "10419c7658224",
          "dropMessage": false,
          "customMasterStickersData": [],
          "defaultMasterStickersData": [
            {
              "stickerName": "litt_14.png",
              "stickerOrder": 14,
              "stickerSetId": "7efe9cbd-7789-4095-ae37-88b144aaec70",
              "stickerSetName": "little dyno",
              "stickerSetOrder": 7,
              "stickerUrl": "https://data-us.cometchat-staging.com/stickers/littledyno/litt_14.png",
              "id": "fb24136a-abd0-4302-866d-c754410afc20",
              "enableFlag": true
            }
          ]
        }
      }
    }
  }
}